NEW YORK (AP) — New leaders of The Washington Post are being haunted by their pasts, with ethical questions raised about their actions as journalists in London that illustrate very different press traditions in the United States and England. An extraordinary trio of stories over the weekend by The New York Times, NPR and the Post itself outline alleged involvement by Post publisher Will Lewis and Robert Winnett, his choice as a new editor, in wrongdoing involving London publications as much as two decades ago. The Post said on Monday that it had brought back its former senior managing editor...